CN213748872U - Pressure transmitting device free of dead angle and easy to flush - Google Patents

Pressure transmitting device free of dead angle and easy to flush Download PDF

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Publication number
CN213748872U
CN213748872U CN202022839409.6U CN202022839409U CN213748872U CN 213748872 U CN213748872 U CN 213748872U CN 202022839409 U CN202022839409 U CN 202022839409U CN 213748872 U CN213748872 U CN 213748872U
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China
Prior art keywords
pressure
sleeve
extension sleeve
pressure transmitter
dead angle
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Application number
CN202022839409.6U
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Chinese (zh)
Inventor
刘常青
梁李江
宋力飞
刘乡乡
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Guangzhou Heli Intelligent Equipment Technology Co ltd
Guangzhou Zeli Pharmtech Co ltd
Original Assignee
Guangzhou Heli Intelligent Equipment Technology Co ltd
Guangzhou Zeli Pharmtech Co ltd
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Priority to CN202022839409.6U priority Critical patent/CN213748872U/en
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Publication of CN213748872U publication Critical patent/CN213748872U/en
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Abstract

The utility model relates to the field of pressure transmitters, in particular to a dead-angle-free pressure transmitting device easy to flush, which comprises a pressure flat membrane, a first sealing ring, an extension sleeve, a clamp type quick-connection cup mouth, a sleeve, a junction box and a Hertzman joint; the pressure flat membrane is arranged at the bottom of the extension sleeve, the first sealing ring is sleeved on the side wall of the extension sleeve, the clamp type quick-connection cup mouth is sleeved at the position close to the upper part of the extension sleeve, the sleeve is arranged above the clamp type quick-connection cup mouth, the junction box is arranged at the top of the sleeve, and the Hertzman connector is arranged at the upper part of the junction box; the utility model discloses having set up the extension sleeve in connecing rim of a cup below soon, having measured in the branch pipe that the extension sleeve inserted the water pipe, the dirt of having avoided the kneck is piled up, is convenient for wash, makes the measurement more accurate simultaneously.

Description

Pressure transmitting device free of dead angle and easy to flush
Technical Field
The utility model relates to a pressure transmitter technical field, concretely relates to pressure transmitting device is easily washed at no dead angle.
Background
The transducer is a converter which converts the output signal of the sensor into a signal which can be recognized by the controller, and can also convert the non-electricity input by the sensor into an electric signal and amplify the electric signal so as to provide a signal source for remote measurement and control. The types of transmitters are various, and the transmitters used on the industrial control instrument mainly comprise a temperature transmitter, a pressure transmitter, a flow transmitter, a current transmitter, a voltage transmitter and the like. Among the various types of meters, transmitters are most widely and commonly used; a pressure transmitter is a device that converts pressure into a pneumatic signal or an electric signal for control and remote transmission. It can convert the physical pressure parameters sensed by the load cell sensor into standard electric signals for the secondary instruments such as indicating alarm, recorder and regulator to measure, indicate and regulate the process. The pressure transmitter is the most common sensor in industrial practice, is widely applied to various industrial automatic control environments, and relates to various industries such as water conservancy and hydropower, railway traffic, intelligent buildings, production automatic control, aerospace, military industry, petrochemical industry, oil wells, electric power, ships, machine tools, pipelines and the like.
At the present stage, when the liquid pressure in the pipeline is measured, the method is as follows: and arranging a branch pipe at a place where pressure measurement is needed, mounting a measuring device on the branch pipe, and using the measured pressure of the liquid in the branch pipe as the pressure of the liquid in the main pipe. This approach has the following problems: the pressure transmitter is arranged in the branch pipe, the liquid in the branch pipe has poor liquidity, the liquid is easy to accumulate to generate dirt, if the liquid medicine flows in the main pipe, silt is easy to deposit in the liquid medicine outside the pressure-measuring branch pipe, when the whole pipeline is washed, the branch pipe is very difficult to clean to cause dead corners, and the problems of dirt accumulation and bacterium breeding at the branch pipe are caused; on the other hand, the liquid flowability of the branch pipe is poor, so that the pressure value measured in the branch pipe and the actual pressure value in the main pipe system have large deviation, and the use scene with high pressure measurement requirements cannot be adapted to.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a utility model aim at: to the pressure transmission device of present stage use in the branch pipe, easily cause and be difficult to abluent dead angle, the pressure measurement deviation is big to lead to branch pipe department to pile up the dirt, breed the bacterium and measure unsafe problem, the utility model provides a pressure transmission device easily washes at no dead angle applies to the pressure measurement pipeline, does not have the dead angle, easily washes, the pressure measurement is accurate. In order to realize the purpose, the utility model discloses a technical scheme as follows:
the utility model provides a pressure transmitting device easily washes at no dead angle, includes the flat membrane of pressure, extension sleeve, connects rim of a cup, sleeve pipe and hertzman joint soon that connect gradually, and first sealing washer sets up just be close to the flat membrane one end of pressure on the extension sleeve, still including setting up in the extension sleeve and with the pressure sensor that the flat membrane of pressure is connected to and the pressure transmitter who sets up in the sleeve pipe, the flat membrane of pressure, pressure sensor, pressure transmitter and hertzman joint electric connection in proper order.
Preferably, the pressure transmitting device which is easy to wash and has no dead angle is used in the branch pipe when measuring the pressure, and the length of the extension sleeve is equal to or slightly longer than that of the branch pipe; the extension sleeve is of a telescopic structure so as to adapt to branch pipes with different lengths.
Preferably, the fast-connection cup mouth is a clamp type fast-connection cup mouth.
Preferably, the fast-connection cup mouth is movably connected with the sleeve through threads, and a second sealing ring is further arranged between the fast-connection cup mouth and the sleeve.
Preferably, first sealing washer quantity is a plurality of, and a plurality of first sealing washer is by being close to at the extension sleeve the flat membrane end of pressure sets gradually to keeping away from the flat membrane end of pressure.
Preferably, still include sleeve pipe pin thread and sleeve pipe box thread, sleeve pipe pin thread and sleeve pipe box thread set up respectively at the sleeve pipe both ends, sleeve pipe box thread cooperatees with extension sleeve thread.
Preferably, a junction box is further arranged between the sleeve and the Hertzmann connector, the junction box is connected with the sleeve in a threaded fit mode, and the pressure transmitter is electrically connected with the Hertzmann connector through the junction box.
Preferably, a plug is installed in the junction box, the hertz man connector is provided with a socket, and the plug is inserted into the socket of the hertz man connector to realize signal transmission.
Preferably, still include waterproof filler, first wire, wire passageway, second wire, waterproof filler sets up at extension sleeve inner chamber, waterproof filler upwards extends to extension sleeve upper portion opening part from extension sleeve lower extreme always, and level mutually with extension sleeve upper portion opening part, pressure transmitter fixes in the sleeve pipe of waterproof filler top, the wire passageway runs through waterproof filler central authorities, pressure sensor is connected to first wire one end, and the other end passes the wire passageway and connects pressure transmitter, and temperature transmitter is connected to second wire one end, and the terminal box is connected to the other end.
Preferably, the material of the waterproof filler is an easily water-absorbing material.
Preferably, the quick-connection type three-way pipe further comprises a three-way pipe, the quick-connection cup mouth is installed on a quick connector in a branch pipe of the three-way pipe, and after installation is completed, the extension sleeve, the first sealing ring and the pressure flat film are located inside the three-way pipe.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
the utility model is provided with the extension sleeve, the pressure flat membrane and the pressure sensor are both arranged in the extension sleeve, when the utility model is installed, the length of the extension sleeve is equal to or slightly greater than the length of the branch pipe, the position of the pressure flat membrane is positioned on the path of the main pipe, and dirt can not be accumulated at the joint of the branch pipe; meanwhile, the pressure flat membrane extends into the path of the main pipe, so that the pressure measurement is more accurate; in order to make the extension sleeve insert the branch pipe, obviously, the diameter of extension sleeve slightly is less than the diameter of branch pipe, and in order to avoid the gap between extension sleeve and the water pipe wall to take place to get into liquid and lead to piling up the problem of dirt, set up first sealing washer at the lateral wall of extension sleeve for liquid can not flow into the gap between extension sleeve and the water pipe wall, has avoided breeding the dirt, washs the problem that does not put in place.
The extension sleeve is in threaded connection with the sleeve, so that the utility model is convenient to disassemble and is beneficial to daily maintenance and repair; because threaded connection's mode can not be sealed completely, the utility model discloses be provided with the second sealing washer in extension sleeve thread's below, avoid liquid to pass through during the screw thread gets into equipment, protected the inside electronic component of this equipment, increase its life.
In order to reach better water-proof effects, the utility model discloses still set up waterproof filler inside the extension sleeve, waterproof filler upwards extends to extension sleeve top opening part, and it is made by the material that easily absorbs water, and liquid is in case just absorbed at once inside getting into equipment through the screw thread route, has protected inside electron spare, has increased life, has reduced the trouble incidence.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the extension sleeve of the present invention;
FIG. 3 is a schematic view of the structure of the sleeve of the present invention;
FIG. 4 is a schematic view of the internal structure of the present invention;
FIG. 5 shows a preferred embodiment of the present invention;
the pressure-resistant quick-connection type pressure sensor comprises a 1-pressure flat membrane, a 2-first sealing ring, a 3-extension sleeve, a 4-clamp type quick-connection cup mouth, a 5-sleeve, a 6-junction box, a 7-Hertz man joint, an 8-tee pipe, a 31-extension sleeve thread, a 32-second sealing ring, a 51-sleeve male thread, a 52-sleeve female thread, an 11-pressure sensor, 33-waterproof packing, a 34-first lead, an a-lead channel, a 53-signal processing module, a 54-second lead and a 61-plug.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Hereinafter, the technical means of the present invention will be described in detail by specific examples.
A pressure transmitting device free of dead corners and easy to wash comprises a pressure flat membrane 1, an extension sleeve 3, a quick-connection cup mouth 4, a sleeve 5 and a Hertzman connector 7 which are sequentially connected, wherein a first sealing ring 2 is arranged on the extension sleeve 3 and is close to one end of the pressure flat membrane 1, the pressure transmitting device also comprises a pressure sensor 11 arranged in the extension sleeve 3 and connected with the upper part of the pressure flat membrane 1 and a pressure transmitter 53 arranged in the sleeve 5, and the pressure flat membrane 1, the pressure sensor 11, the pressure transmitter 53 and the Hertzman connector 7 are sequentially electrically connected; the fast-connection cup mouth 4 is a clamp type fast-connection cup mouth; the fast-connection cup mouth 4 is movably connected with the sleeve 5 through threads, and a second sealing ring 32 is further arranged between the fast-connection cup mouth 4 and the sleeve 5; the number of the first sealing rings 2 is a plurality, and the first sealing rings 2 are sequentially arranged on the extension sleeve 3 from the end close to the pressure flat membrane 1 to the end far away from the pressure flat membrane 1; the sleeve structure further comprises a sleeve male thread 51 and a sleeve female thread 52, wherein the sleeve male thread 51 and the sleeve female thread 52 are respectively arranged at two ends of the sleeve 5, and the sleeve female thread 52 is matched with the extension sleeve thread 31; a junction box 6 is further arranged between the sleeve 5 and the Hertzmann connector 7, the junction box 6 is connected with the sleeve 5 in a threaded fit mode, and the pressure transmitter 53 is electrically connected with the Hertzmann connector 7 through the junction box 6; a plug 61 is installed in the junction box 6, the Hertzmann connector 7 is provided with a socket, and the plug 61 is inserted into the socket of the Hertzmann connector 7 to realize signal transmission; the waterproof packing 33 is arranged in the inner cavity of the extension sleeve 3, the waterproof packing 33 extends upwards from the lower end of the extension sleeve 3 to the opening at the upper part of the extension sleeve 3 and is level with the opening at the upper part of the extension sleeve 3, the pressure transmitter 53 is fixed in the sleeve 5 above the waterproof packing 33, the wire channel a penetrates through the center of the waterproof packing 33, one end of the first wire 34 is connected with the pressure sensor 11, the other end of the first wire passes through the wire channel a and is connected with the pressure transmitter 53, one end of the second wire 54 is connected with the pressure transmitter 53, and the other end of the second wire 54 is connected with the junction box 6; the waterproof filler 33 is made of an easily water-absorbing material; the three-way pipe is characterized by further comprising a three-way pipe 8, the quick-connection cup mouth 4 is installed on a quick connector in a branch pipe of the three-way pipe 3, and after installation is completed, the extension sleeve 3, the first sealing ring 2 and the pressure flat membrane 1 are located inside the three-way pipe 8.
The utility model discloses scheme principle and application method: the position needing pressure measurement on the pipeline is provided with a branch pipe for pressure measurement, an extension sleeve 3 of the device is placed in the branch pipe, due to the arrangement of the extension sleeve 3, after the device is installed, the extension sleeve 3 is arranged in the branch pipe, a pressure flat membrane 1 is positioned on a main pipe path or at a position close to the main pipe path, and a first sealing ring 2 is arranged on the outer wall of the extension sleeve 3 above the pressure flat membrane 1, so that liquid cannot flow into a gap between the extension sleeve 3 and a water pipe; in addition, because the pressure flat membrane 1 is positioned on the main pipe path, the measured pressure is the liquid pressure in the main pipe path, and the measurement is more accurate; the device adopts a threaded connection mode between the extension sleeve 3 and the sleeve 5, only the sleeve 5 needs to be unscrewed when in maintenance, and because the threaded connection can not realize complete water sealing, a second sealing ring 32 is arranged below the extension sleeve thread 31, so that the extension sleeve thread can be completely sealed; in order to achieve a better water sealing effect, a waterproof filler 33 made of a water-absorbable material is arranged in the extension sleeve 3, so that the purpose of absorbing seepage water is achieved, and internal electronic elements are protected.
The pressure flat membrane 1 transmits the pressure in the liquid to the pressure sensor 11, the pressure sensor 11 converts the pressure measurement data into a transmittable electric signal and transmits the transmittable electric signal to the pressure transmitter 53, the pressure transmitter 53 converts the electric signal into a standard electric signal and transmits the standard electric signal to the Hertzian connector 7 through the junction box 6, and the Hertzian connector 7 outputs the standard electric signal to an external system, such as a PLC (programmable logic controller), so that the temperature measurement and transmission are realized.
The above description is for the detailed description of the preferred possible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent changes or modifications accomplished under the technical spirit suggested by the present invention should fall within the scope of the present invention.

Claims (9)

1. The utility model provides a pressure transducer is easily washd at no dead angle, characterized by: including the flat membrane of pressure (1), extension sleeve (3), the fast cup mouth (4), sleeve pipe (5) and the hertz man who connects in proper order connect (7), first sealing washer (2) set up on extension sleeve (3) and be close to the flat membrane of pressure (1) one end, still including setting up in extension sleeve (3) and pressure sensor (11) of being connected with the flat membrane of pressure (1) to and pressure transmitter (53) that set up in sleeve pipe (5), the flat membrane of pressure (1), pressure sensor (11), pressure transmitter (53) and the hertz man connect (7) electric connection in proper order.
2. The pressure transmitter for easy washing without dead angle as claimed in claim 1, wherein: the fast-connection cup mouth (4) is a clamp type fast-connection cup mouth.
3. The pressure transmitter for easy washing without dead angle as claimed in claim 1, wherein: the fast-connection cup mouth (4) is movably connected with the sleeve (5) through threads, and a second sealing ring (32) is further arranged between the fast-connection cup mouth (4) and the sleeve (5).
4. The pressure transmitter for easy washing without dead angle as claimed in claim 1, wherein: the quantity of the first sealing rings (2) is a plurality of, and the first sealing rings (2) are arranged in the extension sleeve (3) in sequence from the end close to the pressure flat membrane (1) to the end far away from the pressure flat membrane (1).
5. The pressure transmitter for easy washing without dead angle as claimed in claim 1, wherein: still include sleeve pipe pin thread (51) and sleeve pipe box thread (52), sleeve pipe pin thread (51) and sleeve pipe box thread (52) set up respectively at sleeve pipe (5) both ends, sleeve pipe box thread (52) cooperate with extension sleeve screw thread (31).
6. The pressure transmitter for easy washing without dead angle as claimed in claim 1, wherein: still be provided with terminal box (6) between sleeve pipe (5) and Hertzmann connector (7), terminal box (6) are with screw-thread fit's mode and sleeve pipe (5) interconnect, pressure transmitter (53) with Hertzmann connector (7) carry out electric connection through terminal box (6).
7. The pressure transmitter for easy washing without dead angle as claimed in claim 6, wherein: install plug (61) in terminal box (6), hertz man connects (7) and sets up the socket, realize signal transmission in plug (61) insert the socket of hertz man connects (7).
8. The pressure transmitter for easy washing without dead angle as claimed in claim 1, wherein: still include waterproof filler (33), first wire (34), wire passageway (a), second wire (54), waterproof filler (33) set up at extension sleeve (3) inner chamber, waterproof filler (33) are from extension sleeve (3) lower extreme upwards extending to extension sleeve (3) upper portion opening part all the time, and are flat mutually with extension sleeve (3) upper portion opening part, pressure transmitter (53) are fixed in sleeve pipe (5) of waterproof filler (33) top, wire passageway (a) run through waterproof filler (33) central authorities, pressure sensor (11) are connected to first wire (34) one end, and the other end passes wire passageway (a) and connects pressure transmitter (53), and pressure transmitter (53) are connected to second wire (54) one end, and terminal box (6) is connected to the other end.
9. The pressure transmitter for easy-to-wash and no dead angle of claim 8, wherein: the waterproof filler (33) is made of an easily water-absorbing material.
CN202022839409.6U 2020-12-01 2020-12-01 Pressure transmitting device free of dead angle and easy to flush Active CN213748872U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022839409.6U CN213748872U (en) 2020-12-01 2020-12-01 Pressure transmitting device free of dead angle and easy to flush

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022839409.6U CN213748872U (en) 2020-12-01 2020-12-01 Pressure transmitting device free of dead angle and easy to flush

Publications (1)

Publication Number Publication Date
CN213748872U true CN213748872U (en) 2021-07-20

Family

ID=76833411

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022839409.6U Active CN213748872U (en) 2020-12-01 2020-12-01 Pressure transmitting device free of dead angle and easy to flush

Country Status (1)

Country Link
CN (1) CN213748872U (en)

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